package com.example.mobileeducationstudentv;

import java.io.BufferedReader;
import android.util.Log;  
import java.io.File;
import java.io.FileReader;
import java.io.IOException;

import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.widget.TextView;

public class Assignment extends Activity{
	private static final String TAG = "AssignmentActivity";  
	
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.assignment);
		
		//variable settings
		File sdCard = Environment.getExternalStorageDirectory(); //get SD card directory
		File file = new File (sdCard, "dataminingA1.txt"); //filename and location
		StringBuilder text = new StringBuilder(); //to hold the contents of the text file
		
		//try to read the contents of the file
		try { 
		    BufferedReader br = new BufferedReader(new FileReader(file));
		    String line;

		    //while there are still lines in the buffered reader, append it to the stringbuilder followed by a line break
		    while ((line = br.readLine()) != null) {
		        text.append(line);
		        text.append('\n');
		    }
		    Log.i(TAG, "File read successfully!");
		}
		catch (IOException e) {
			e.printStackTrace();
			Log.e(TAG, "Failure to read file");
		}

		//Find the text view by its id
		TextView tv = (TextView)findViewById(R.id.text_view);

		// Display the text in the stringbuilder on the text view
		tv.setText(text);
	}
}
